//package org.jeecg.modules.cas.util;
//
//import java.io.BufferedReader;
//import java.io.IOException;
//import java.io.InputStreamReader;
//import java.security.cert.X509Certificate;
//
//import javax.net.ssl.SSLContext;
//import javax.net.ssl.TrustManager;
//import javax.net.ssl.X509TrustManager;
//
//import org.apache.http.HttpResponse;
//import org.apache.http.client.methods.HttpGet;
//import org.apache.http.conn.socket.LayeredConnectionSocketFactory;
//import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
//import org.apache.http.impl.client.CloseableHttpClient;
//import org.apache.http.impl.client.HttpClients;
//
//public class CASServiceUtil {
//
//	public static void main(String[] args) {
//		String serviceUrl = "https://cas.8f8.com.cn:8443/cas/p3/serviceValidate";
//		String service = "http://localhost:3003/user/login";
//		String ticket = "ST-5-1g-9cNES6KXNRwq-GuRET103sm0-DESKTOP-VKLS8B3";
//		String res = getSTValidate(serviceUrl,ticket, service);
//
//		System.out.println("---------res-----"+res);
//	}
//
//
//	/**
//     * 验证ST
//     */
//    public static String getSTValidate(String url,String st, String service){
//		try {
//			url = url+"?service="+service+"&ticket="+st;
//			CloseableHttpClient httpclient = createHttpClientWithNoSsl();
//			HttpGet httpget = new HttpGet(url);
//			HttpResponse response = httpclient.execute(httpget);
//	        String res = readResponse(response);
//	        return res == null ? null : (res == "" ? null : res);
//		} catch (Exception e) {
//			e.printStackTrace();
//		}
//		return "";
//	}
//
//
//    /**
//     * 读取 response body 内容为字符串
//     *
//     * @param response
//     * @return
//     * @throws IOException
//     */
//    private static String readResponse(HttpResponse response) throws IOException {
//        BufferedReader in = new BufferedReader(new InputStreamReader(response.getEntity().getContent()));
//        String result = new String();
//        String line;
//        while ((line = in.readLine()) != null) {
//            result += line;
//        }
//        return result;
//    }
//
//
//    /**
//     * 创建模拟客户端（针对 https 客户端禁用 SSL 验证）
//     *
//     * @param cookieStore 缓存的 Cookies 信息
//     * @return
//     * @throws Exception
//     */
//    private static CloseableHttpClient createHttpClientWithNoSsl() throws Exception {
//        // Create a trust manager that does not validate certificate chains
//        TrustManager[] trustAllCerts = new TrustManager[]{
//                new X509TrustManager() {
//                    @Override
//                    public X509Certificate[] getAcceptedIssuers() {
//                        return null;
//                    }
//
//                    @Override
//                    public void checkClientTrusted(X509Certificate[] certs, String authType) {
//                        // don't check
//                    }
//
//                    @Override
//                    public void checkServerTrusted(X509Certificate[] certs, String authType) {
//                        // don't check
//                    }
//                }
//        };
//
//        SSLContext ctx = SSLContext.getInstance("TLS");
//        ctx.init(null, trustAllCerts, null);
//        LayeredConnectionSocketFactory sslSocketFactory = new SSLConnectionSocketFactory(ctx);
//        return HttpClients.custom()
//                .setSSLSocketFactory(sslSocketFactory)
//                .build();
//    }
//
//}
